-LRB- CNN -RRB- -- The close race for the White House between President Barack Obama and his Republican challenger , former Gov. Mitt Romney , could very well be decided by women voters in the battleground states . So , here 's a look at women voters , by the numbers .

Do the Math : The CNN Electoral Map

CNN shifts North Carolina to ` lean Romney '

The Gender Gap , 1964-2008

8 -- The number of consecutive presidential elections in which a larger percentage of eligible women have voted than eligible men , back to 1980 .

12 -- The number of consecutive presidential elections in which the number of female voters has been greater than the number of male voters , back to 1964 .

5 -- The number of consecutive presidential elections in which the majority of women have voted for the Democratic candidate , from 1992 to 2008 .

2 -- The number of times since 1980 in which the majority of men have voted for the Democratic candidate , in 1992 and 2008 .

The 2008 Election

65.7 % - The percentage of eligible female voters who voted in the 2008 election .

61.5 % - The percentage of eligible male voters who voted in the 2008 election .

70.4 million -- The number of women who cast ballots in the 2008 presidential election , versus 60.7 million men .

56 % - The percentage of female voters who voted for Barack Obama in 2008 , versus 43 % for John McCain .

70 % - The percentage of single female voters who voted for Barack Obama over John McCain in 2008 .

597,000 -- The number by which female voters in Florida outvoted males in the 2008 election , the largest gap in the swing states .

The 2012 Election Cycle

39 % - In a Gallup survey , the percentage of female registered voters in 12 key states who rated abortion as the most important issue for women in the 2012 election . The issue did not rank as one of the top 10 priorities for men among registered male voters .

60 % - In a Gallup survey , the percentage of female registered voters in 12 key states , who rated government policies on birth control as an extremely/very important issue influencing their vote , versus 39 % of registered male voters .

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Opinion : How Romney has empowered women

Opinion : Romney 's empty ` binders full of women '

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65.7 % - The percentage of eligible female voters who voted in the 2008 election .

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61.5 % - The percentage of eligible male voters who voted in the 2008 election .

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70.4 million -- The number of women who cast ballots in the 2008 presidential election , versus 60.7 million men .

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56 % - The percentage of female voters who voted for Barack Obama in 2008 , versus 43 % for John McCain .